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<div class="refentry">
<a name="boost.histogram.axis.transform.pow"></a><div class="titlepage"></div>
<div class="refnamediv">
<h2><span class="refentrytitle">Struct pow</span></h2>
<p>boost::histogram::axis::transform::pow — Pow transform for equidistant bins in pow-space. </p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../../histogram/reference.html#header.boost.histogram.axis.regular_hpp" title="Header &lt;boost/histogram/axis/regular.hpp&gt;">boost/histogram/axis/regular.hpp</a>&gt;

</span>
<span class="keyword">struct</span> <a class="link" href="pow.html" title="Struct pow">pow</a> <span class="special">{</span>
  <span class="comment">// <a class="link" href="pow.html#boost.histogram.axis.transform.powconstruct-copy-destruct">construct/copy/destruct</a></span>
  <span class="keyword">explicit</span> <a class="link" href="pow.html#idm15084-bb"><span class="identifier">pow</span></a><span class="special">(</span><span class="keyword">double</span><span class="special">)</span><span class="special">;</span>
  <a class="link" href="pow.html#idm15088-bb"><span class="identifier">pow</span></a><span class="special">(</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="pow.html#idm15056-bb">public member functions</a></span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> <span class="keyword">auto</span> <a class="link" href="pow.html#idm15057-bb"><span class="identifier">forward</span></a><span class="special">(</span><span class="identifier">T</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> <span class="keyword">auto</span> <a class="link" href="pow.html#idm15064-bb"><span class="identifier">inverse</span></a><span class="special">(</span><span class="identifier">T</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="keyword">bool</span> <a class="link" href="pow.html#idm15071-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="pow.html" title="Struct pow">pow</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a class="link" href="pow.html#idm15076-bb"><span class="identifier">serialize</span></a><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span>

  <span class="comment">// public data members</span>
  <span class="keyword">double</span> <span class="identifier">power</span><span class="special">;</span>  <span class="comment">// power index </span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="idm27326"></a><h2>Description</h2>
<div class="refsect2">
<a name="idm27328"></a><h3>
<a name="boost.histogram.axis.transform.powconstruct-copy-destruct"></a><code class="computeroutput">pow</code> 
        public
       construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">explicit</span> <a name="idm15084-bb"></a><span class="identifier">pow</span><span class="special">(</span><span class="keyword">double</span> p<span class="special">)</span><span class="special">;</span></pre>Make transform with index p. </li>
<li class="listitem"><pre class="literallayout"><a name="idm15088-bb"></a><span class="identifier">pow</span><span class="special">(</span><span class="special">)</span> <span class="special">=</span> <span class="keyword">default</span><span class="special">;</span></pre></li>
</ol></div>
</div>
<div class="refsect2">
<a name="idm27353"></a><h3>
<a name="idm15056-bb"></a><code class="computeroutput">pow</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> <span class="keyword">auto</span> <a name="idm15057-bb"></a><span class="identifier">forward</span><span class="special">(</span><span class="identifier">T</span> x<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Returns pow(x, power) of external value x. </li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> <span class="keyword">auto</span> <a name="idm15064-bb"></a><span class="identifier">inverse</span><span class="special">(</span><span class="identifier">T</span> x<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Returns pow(x, 1/power) of external value x. </li>
<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm15071-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="pow.html" title="Struct pow">pow</a> <span class="special">&amp;</span> o<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Archive<span class="special">&gt;</span> <span class="keyword">void</span> <a name="idm15076-bb"></a><span class="identifier">serialize</span><span class="special">(</span><span class="identifier">Archive</span> <span class="special">&amp;</span> ar<span class="special">,</span> <span class="keyword">unsigned</span><span class="special">)</span><span class="special">;</span></pre></li>
</ol></div>
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      Dembinski<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
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